Usage of CX4 to QSFP cable for the Application
I have a hardware using Mellanox ConnectX3 VPI IC. It supports 10GBase-CX4 on infiniband style CX4 connector. Can i communicate with PC ConnectX3 VPI adapter (Part No.MCX354A-FCBT) using CX4 to QSFP...
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Dfms high rate is not supported and lots of others
Hi, everyone!Every time I boot my nodes I see such messages (like on the screenshot). What's that and what should I do to solve the problem???
View ArticleRe: OpenMPI with MXM 32bit issue
Hi Thomas, I would like to provide you with an updated version of MXM which should fix the problem.Can you please tell me what OS and Mellanox-OFED you are using? Thank you,Alina.
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Re: OpenMPI with MXM 32bit issue
Hi Alina, we are using Debian Jessie and the MLNX_OFED_LINUX-3.3-1.0.4.0-debian8.3-x86_64 package. Thomas
View ArticleRe: Usage of CX4 to QSFP cable for the Application
There shouldn't be an issue communicating with a ConnectX3 VPI. If your ConnectX3 VPI CX4 design supports switching between Infiniband and Ethernet (as the VPI label implies) - there shouldn't be an...
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Re: OpenMPI with MXM 32bit issue
Hi Thomas, Here is a link to an updated MXM version:Index of /mxm/mxm After installation, MXM will be installed in /opt/mellanox/mxm .The fix will be part of MXM's January release. Please let me know...
View ArticleRe: krping (4.7 kernel version) crashing with mlx5_core (CX415A), it is...
can you add dmesg to the question. i might have a solution for this.
View ArticleRe: krping (4.7 kernel version) crashing with mlx5_core (CX415A), it is...
Hi Yonatan, The logs what ever are there, they are dmesg outputs
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Windows RDMA storage software
Is there any RDMA based storage software available for server 2008 R2?
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Re: ib_write_bw error connecting to server with rdma_cm option
Thanks Talat, your suggestion to use IP to connect was correct, I was trying with the wrong NIC IP, using the ib IP worked.
View ArticleHow to connect two (small) fat tree networks
Hello, we run two (small) fat tree IB networks in our datacenter. Now we would like to merge the two into a single IB fabric - but we don't want to create a single fat tree. All we need is the...
View ArticleConnecting SX1710s to HP FlexFabric 560SFP+ - No Link
Hi, We have a pair of Mellanox SX1710's that we have connected to two servers with HP FlexFabric 560SFP+ adapters using a pair of Mellanox MC2309130-002 cables. The servers are running Windows 2012...
View Articlenvidia_peer_memory for Cuda8 ?
Hi, Seems that latest nvidia-peer_memory kernel module is not compatible with Cuda8 driver. Any hints? NVRM: loading NVIDIA UNIX x86_64 Kernel Module 367.48 Sat Sep 3 18:21:08 PDT 2016nvidia...
View ArticleRe: Connecting SX1710s to HP FlexFabric 560SFP+ - No Link
Hi Please set the switch port side to 10g : Switch(config)# interface ethernet 1/x speed 10000 force
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Re: Connecting SX1710s to HP FlexFabric 560SFP+ - No Link
That did the trick. Thank you!
View ArticleRe: Usage of CX4 to QSFP cable for the Application
Hi Dan. Thanks for your reply. Yes, both the hardware are VPI capable. As you suggested both link partners to work in same protocol. If both are configured Infiniband, x4 links from CX4 connector...
View ArticleRe: Usage of CX4 to QSFP cable for the Application
The configuration and FW version used by the OEM needs to be reviewed in order ensure 10GbE option is enabled over a single lane. Please extract the configuration file (.ini) file using flint tool...
View ArticleWhere can I find the firmware for ConnectX-3 MT27500 v2.34.5000 for...
Hello everyone, I'm looking for this firmware for my Infiniband device, we have some card with v2.32.5100 and some other with 2.34.5000 in our cluster. I looked on the Dell website and Mellanox...
View ArticleRe: Where can I find the firmware for ConnectX-3 MT27500 v2.34.5000 for...
Hi!Did you try flint command with switch dc to extract ini configuration your Dell Infiniband HCA? Below is tiny step.01. You must extract *.ini from your Dell HCA with flint & dc switch.02....
View ArticleRe: Usage of CX4 to QSFP cable for the Application
Many Thanks for your Reply.it is confirmed by OEM that this hardware supports 10G over 4 lanes. It seems they dont allow change in the mode of operation. (firmware of hardware need to be modified) In...
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